1 Heavy Anti-Aircraft Regiment RA was re-designated as 1 Anti-Aircraft Regiment RA from 1 Anti-Aircraft Brigade RA in May 1938. It was re-designated as Heavy Anti-Aircraft in June 1940. In April 1947 it became 76 Heavy Anti-Aircraft Regiment RA.
| May 38 | Home Forces | UK |
| Nov 39 | 1 Anti-Aircraft Brigade | France |
| May 40 | 1 Anti-Aircraft Brigade, 11 Anti-Aircraft Division | Crewe, Cheshire, UK |
| Jul 43 | 8 Army | Sicily |
| Sep 43 | 8 Army | Italy |
| Sep 44 | Diluted by African Pioneer Corps men | |
| Mar 45 | 8 Army | Senio River, Italy |
Batteries
| Sep 39 | 1, 2, 17 & 4 LAA |
| Feb 40 | 15, 16, 17 |
| Jun 40 | 1, 2, 17 |
Equipment
| Sep 39 | 16 x 3 inch 20 cwt Guns, 8 x 3.7 inch Guns |
